Extension cord sets used with portable electric tools and appliances shall be of three wire type and shall be designed for hard or extra-hard usage.   Flexible cords used with temporary and portable lights shall be designed for hard or extra-hard usage.  All cords are to be 3 wire types!


Flexible cords shall be used only in continuous lengths without splice or tap.   Hard service flexible cords No. 12 or larger may be repaired if spliced so that the splice retains the insulation, outer sheath properties, and usage characteristics of the cord .being spliced. No splices using electrical tape!!


Flexible cords shall be connected to devices and fittings so that strain relief is provided which will prevent pull from being directly transmitted to joints or terminal screws.  All cord caps will be firmly attached to cord.

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